TSSA G3 Exam Prep

Prepare with confidence for the TSSA G3 Gas Technician Certificate of Qualification exam using TSSA G3 Exam Prep, a one-time purchase study companion designed for gas technicians and trades professionals preparing for certification. This app provides comprehensive coverage of the major G3 exam knowledge areas, helping you strengthen your understanding of combustion, residential and light commercial gas appliances, piping systems, controls, and CSA code application through realistic multiple-choice practice questions.

All features and content are fully accessible after a single purchase — no subscriptions or in-app purchases required.

Key Features:

i. About 900 TSSA G3–specific practice questions — Carefully written to reflect real exam difficulty and spread across the core G3 knowledge areas:

• Combustion & Venting
• Residential & Light Commercial Appliances
• Gas Piping & Tubing Systems
• Controls & Flame Safeguards
• Codes, Clearances & Installation
• Appliance Troubleshooting & Servicing

ii. Mock Exam Mode — Automatically selects a full set of mixed questions to simulate the real G3 exam experience and provides a pass or fail result based on your score.

iii. Custom Quiz Sessions — Choose a topic and select 25, 50, 75, or 100 questions for focused study sessions.

iv. Instant Score Review — Immediately review correct and incorrect answers after each quiz.

v. Detailed Answer Explanations — Learn why an answer is correct with clear explanations designed to reinforce technical understanding.

vi. Bookmark Questions — Save difficult questions to revisit and master later.

vii. Progress Tracking and Charts — Visual performance insights help you track improvement and measure readiness over time.

Disclaimer:

Gas installation practices, fuel safety codes, and regulatory requirements evolve over time and may vary by jurisdiction. While the questions and explanations in this app are carefully prepared to reflect widely accepted gas technician knowledge and CSA B149 Natural Gas and Propane Code principles relevant to the TSSA G3 exam, differences in interpretation may occur.

If a user believes an answer may be incorrect or open to interpretation, the explanation reflects the most widely supported approach for exam preparation purposes. Users are encouraged to consult the latest editions of CSA B149, official trade t